When 20g of sulfurdioxide reacts with oxygen 23g of sulphurtrioxide is formed. What is the percentage field?

An empty fuel tank can still contain and therefore can be even more dangerous than one full of liquid fuel.

Is laundry detergent an acid or a base?

Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules